Patent · US Active

Ink set for inkjet recording and image forming method

US9309422B2 · kind B2 · utility

1Cited by
0References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 2, 2013
Grant dateApr 12, 2016
Priority date
Expiry dateApr 29, 2034

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09D11/54
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

An ink set for inkjet recording includes: an ink composition including a pigment, a water-soluble polymerizable compound, and water; and a maintenance liquid that has a pH higher than 8.5 and that includes water and a water-soluble organic solvent having an SP value higher than 27.5 MPa1/2, the amount of water contained in the maintenance liquid being 50% by mass or more with respect to the total amount of the maintenance liquid, the amount of water-soluble organic solvent contained in the maintenance liquid having an SP value higher than 27.5 MPa1/2 being from 5 to 30% by mass with respect to the total amount of the maintenance liquid, and the amount of water-soluble organic solvent contained in the maintenance liquid having an SP value of 27.5 MPa1/2 or lower being less than 5% by mass with respect to the total amount of the maintenance liquid.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.